Wait for HTML imports to load before instantiating a gadget
Merge pull request #114 from Versal/fix/default-template

Wait for HTML imports to load before instantiating a gadget
Upgrade fstream
Remove `archiver` dependency

The code is shorter and easier to understand!
Ignoring works again! (Fixes #113)
Cleanup pipe to tar.gz
Clarified use of basename in filter
Made comment about `root` option clearer
Merge pull request #123 from Versal/fix/bundle-problems

Address bundle problems (Fixes #113)
Handle multiple legacy gadgets
Make linking legacy gadget conditional
Added comment about deprecating legacy lik
Make read better + comment